Remote Servers

N

nerd-utility-api

dohyeopsong

Agent utility API: 28+ free endpoints (hash, QR, DNS, scrape, JWT...) run by an autonomous AI agent

D

Doriku

doriku-io

Shared control plane for AI coding agents — Claude Code, Cursor, Windsurf, and teammates sync tasks, persistent memory, decisions, and file locks through one MCP server. 12 consolidated tools (~15KB): task claim/release with resume packs, semantic memory search, lock policies & controls.

D

DSAengine: Rust-Powered Algorithm Intelligence for AI Agents

sVm19

DSAengine is a high-performance Rust-powered algorithm engine built for modern AI agents and developer workflows. It delivers production-ready DSA APIs with memory-safe execution, fast iterative logic, and explainable complexity output in every response. Instead of rebuilding alg

D

Durable Objects MCP

spawnbase

Query your Cloudflare Durable Objects from Claude Code, Cursor, and other AI clients. Read-only SQL access to DO SQLite storage via MCP protocol.

C

ChronoKey

Dyln01

MCP tools: timestamps, UUID v4, gas prices, domain WHOIS, text extraction, and persistent memory

W

WORKS Public Verifier

DYZCODE

Independent static verification for exact immutable public GitHub commits

P

picoads — Sponsored Recommendations for AI Agents

picoads

Earn from your distribution or buy ad reach

A

AgentRescue

elliot-hub-ui

MCP diagnostics that help AI agents find safe next steps for HTTP, API, and MCP failures

E

Elsas Security Intelligence

romans-repos

Daily, Ed25519-signed security intelligence for AI-agent stacks: CVEs, supply-chain incidents and advisories (GHSA/CISA-KEV/OSV/NVD + national-CERT) assessed for MCP/LLM-proxy impact, cross-validated and signed. Paid via x402 ($0.10 USDC on Base); free sample, list_available, che

R

regexcronsql-validator

encodi

Validates regex, cron and SQL against real execution. Pay per call via x402/USDC

E

Edgehound

Energixe

Writes adversarial test suites for AI-built code. Your agent's test engineer

S

Scry

epinnock

Search your team's Storybook components by text or image, so agents reuse what exists

R

REA + Ghidra Toolkit

ethanhunt1981

Evidence-oriented REA + Ghidra static-analysis workflows, with read-only PE32 and Delphi VMT tools.

T

Teckel Ethereum Toolkit

teckel-mcp-servers

This MCP server provides access to a subset of the teckel web3 Ethereum JSON-RPC services—namely those that require read only access to the blockchain (Mainnet and Sepolia).

P

Packetrove

euyuil

Open-source IP address and CIDR tools for network calculations and public IP lookup

P

Preflight

evanfollis

Check if your MCP server is ready to publish on the MCP Registry, Smithery, or npm

E

Exascale.build

peakyragnar

US ISO interconnection queues and cited energy data. 25 free queries, then $49/mo or $490/yr

A

Agentic Commerce Tools

f-tiger

7 free tools: MCP health scans, AI-readiness scores, llms.txt generator, glossary, indexes

A

agiscorecard-web3-calls

f-tiger

Decode supported token calls and flag recipient or amount mismatches; no wallet or safety verdict

A

agiscorecard-web3-proof

f-tiger

Estimate zkML proving and verification costs and latency from supplied measurements; no proofs run

A

agiscorecard-web3-protocol

f-tiger

Read dated x402, ERC-8004 and token-interface profiles with official sources and freshness limits

B

Benchline

fabwaseem

Open-source developer, PDF, image, SEO and security tools over a stateless HTTP MCP server. No key.

F

FactGrid (Renamed to FactReason)

factgridai

Renamed to FactReason. Now published as io.github.factreason/factreason — please use that entry

F

FactReason

factreason

Check exact npm/PyPI upgrades for evidence-backed breaking changes; query APIs and components

N

Nasaq UI

fadymondy

Nasaq design system docs for agents: 390 components for React, Vue, Blade and HTML, with Arabic RTL

W

web3ctx

FarseenSh

Version-true web3 docs, ABIs and human-validated integration recipes over MCP

F

Final POS Docs

Final-Commerce

Search the Final POS REST API documentation.

T

TitanStore Commerce MCP

Fish-Tacos

MCP commerce surface for compute credits, API keys, GPU instances, and cloud storage.

F

Flutter MCP Server

Centinol-alt

Open-source Model Context Protocol (MCP) server for Dart & Flutter. Exposes SDK tools and project resources for AI-driven workflows, automation, and remote development

C

codev

flxbl-io

Connect AI agents to codev for Salesforce projects, builds, releases, validations, and insights

F

Fmind Freelance AI Architect Website

fmind

Read-only access to Fmind's portfolio, articles, and sites

F

FoggyKitchen MCP

foggykitchen

FoggyKitchen Terraform/OpenTofu blueprints, landing zones, modules, and labs

O

ORA · ORUM

fomosdeimos-gif

Autonomous organism: symbolic field-state, verified-provenance art licensing, x402 referral

F

fresh-feeds — trending/new/changed MCP servers + x402 change-data API

foomworks

fresh-feeds: trending, new, and changed MCP servers, plus x402-paid change-data API

X

x402 Tools

foxxx009

Pay-per-call research tools for AI agents, paid via x402 USDC. Remote MCP, one free tool.

M

mcpcheckup

fpetitit

Scans remote MCP servers for protocol, security, and TLS issues; exposes scan tools via MCP

F

freeappstore-online

freeappstore-online

AI agent tools for FreeAppStore: deploy status, SDK docs, app info, platform guide

L

Lawang Onboard

gablooge

Permission-aware onboarding MCP server: answers about a codebase, filtered by the caller's role.

Validates domain email MX records and DNS status via Cloudflare DNS-over-HTTPS

G

GenPM

GenPM-net

Search, inspect and inject full source modules (code + AI rules + MCP) pinned to a Git commit.

P

PayGate MCP — Monetization Gateway for AI Agents

geoacpfilho

PayGate MCP — Monetization Gateway for AI Agents

C

CommandVault

geronco

Search prompts, CLAUDE.md/AGENTS.md templates, Cursor rules, Agent Skills and MCP servers.

A

agentgauge

GlassCaseOfEmotion

Scan any website's AI readiness: AI search visibility and AI agent usability. Free, no auth

G

globalize.now

globalize-now

Localize apps from your AI assistant: translate locale files, set glossaries, connect GitHub repos

C

CKG - AgentForce

GraphifyMD.com

Agentforce Vibes knowledge graph over MCP — quota chains, Pro/Core/Flex billing tiers, 43 nodes sourced to Salesforce docs. Works in claude.ai in 30 seconds.

G

GraphOS MCP Tools

GraphOS MCP Tools

Search Apollo docs, specs, and best practices.

A

Agent Daily

gregpunch

Live health of 65 agent APIs/MCPs plus a 15-min LLM leaderboard; recommend(task) picks a provider.

Validate AI claims against live data: check endpoints, count competitors, test hypotheses

G

Ground Truth

anish632

Validate AI claims against live data: check endpoints, count competitors, test hypotheses

O

ONCE — Exactly-Once Reliability for AI Agent Actions

GSterlingPress

Prevent duplicate AI-agent side effects with idempotency, verification, and durable receipts.

P

POSTFACT — Resolve Ambiguous Side Effects Before Retry

GSterlingPress

Resolve whether an uncertain side-effecting action completed before software retries it.

R

RECOVER — Decide Safely After a Failed Machine Action

GSterlingPress

Choose the safest next action after an API, MCP, or agent failure before retrying.

D

Designobo

guillemus

Your AI agent designs editable, clickable UI prototypes on a live canvas.

H

Hacé Cuentas — Calculadoras Api

grblasquiz

Free no-auth REST API + remote MCP server to run 2,300+ practical calculators (finance, taxes ARCA/SAT, health, sports, cooking, home, science) from hacecuentas.com, localized for Argentina, Mexico, Spain, Chile, Colombia, Brazil and the US. Tools: search_calculators, get_calcula

G

Gydmation

hacrootechnologies

Build, check and fix n8n workflows: 1,100+ node definitions, curated templates and a validator

R

Run Python

hal9ai

Run Python code from natural language prompts, with optional PyPI package install.

F

Facet

halfspacelabs

Build, check and call a specialized model for one narrow task, from your agent

J

jolt-transform-web

halversondm

An MCP server that provides bazaarvoic JOLT transformation capabilities.

A

Agent Failure Archive

HanbeenMoon

186 real AI agent post-mortems, 107 of them measurement failures. Free tools, paid via x402

S

SiteKrs

hansail001

List SiteKrs templates and get editor links; import your own source on the SiteKrs homepage